Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9061949 | Metal component absorption enhancer in plant | Shigeyuki Funada, Masahiro Ishizuka | 2015-06-23 |
| 8471061 | 5-aminolevulinic acid salt, process for producing the same and use thereof | Seiji Nishikawa, Mai Higo, Tohru Tanaka, Masahiro Ishizuka, Hideki Okada | 2013-06-25 |
| 8207376 | Method for producing amino acid phosphates | — | 2012-06-26 |
| 8173839 | 5-aminolevulinic acid salt, process for producing the same and use thereof | Seiji Nishikawa, Mai Higo, Tohru Tanaka, Masahiro Ishizuka, Hideki Okada | 2012-05-08 |
| 8158821 | Crystal of 5-aminolevulinic acid phosphate and process for producing the same | — | 2012-04-17 |